| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,799 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,892 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,761 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,812 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,262 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,324 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,677 |
| Asia Capital to Country | 0 | - | 4.96 | 125,623 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,957 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,143 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,700 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,678 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,073 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,362 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,947 |
| Random European Capital to Country | 0 | - | 4.98 | 189,046 |
| Random European Country to Capital | 0 | - | 4.92 | 147,331 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,369 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,772 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,575 |
| North American Sports Cities | 0 | - | 4.83 | 170,744 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,879 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,334 |
| Olympic Host Countries | 0 | - | 4.98 | 198,744 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,697 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,239 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,860 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,642 |
| Europe Capital to Country | 0 | - | 4.99 | 247,274 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,278 |
| European Capitals by Map | 0 | - | 4.99 | 135,911 |
| African Capitals by Map | 0 | - | 4.99 | 132,043 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,068 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,520 |
| European Coastal Capitals | 0 | - | 4.95 | 89,632 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,349 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,514 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,370 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,794 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,648 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,767 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,074 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,506 |
| Official Cities in the UK | 0 | - | 4.89 | 280,115 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,480 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,530 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,326 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,004 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,016 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,641 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,796 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,697 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,773 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,527 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,446 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,081 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,640 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,048 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,575 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,292 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,770 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,607 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,506 |
| Vietnam War Countries | 0 | - | 4.83 | 93,531 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,934 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,151 |
| Boundary Waters | 0 | - | 4.92 | 87,990 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,172 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,232 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,990 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,130 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,052 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,004 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,683 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,931 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,344 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,297 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,150 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,204 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,737 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,430 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,631 |
| Which City in Europe? | 0 | - | 4.83 | 106,544 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,849,849 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,529 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,209 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,576 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,717 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,006 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,857 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,195 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,347 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,489 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,262 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,603 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,607 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,269 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,705 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,375 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 46,998 |
| Cities in European History #1 | 0 | - | 4.63 | 132,949 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,543 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,791 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,000 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,858 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,115 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,435 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,210 |
| Landlocked Countries | 0 | - | 4.99 | 412,861 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,541 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,187 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,581 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,702 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,599 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,181 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,360 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,640 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,646 |
| NBA Cities Map Quiz | 0 | - | 4.52 | 249,566 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 68,728 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,564 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,104 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,458 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,836 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,996 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,253 |
| American Cities by Stadium | 0 | - | 4.02 | 36,474 |
| City by Football Clubs | 0 | - | 4.37 | 136,965 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| North America Cities by Map | 0 | - | 4.41 | 47,591 |
| Random European City to Country | 0 | - | 4.69 | 116,218 |
| Random Asian City to Country | 0 | - | 4.56 | 44,377 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,881 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,804 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 27,952 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,089 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,264 |
| Which City in Canada? | 0 | - | 4.82 | 56,604 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,820 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,988 |
| Island Countries | 0 | - | 4.99 | 707,227 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,225 |
| Himalayan Countries | 0 | - | 4.95 | 135,045 |
| Andean Countries | 0 | - | 4.94 | 82,659 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,079 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,980 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,753 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,460 |
| Danube Countries | 0 | - | 4.97 | 70,992 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,635 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,452 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,287 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,193 |
| European Landlocked Countries | 0 | - | 4.99 | 145,664 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,048 |
| Countries with the Most Species | 0 | - | 4.99 | 95,184 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,188 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,174 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,333 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,907 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,510 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,864 |
| Countries in the Alps | 0 | - | 4.87 | 116,680 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,466 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,077 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,938 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,319 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,064 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,934 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,425 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,469 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,683 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,436 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,965 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,995 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,362 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,670 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,672 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,857 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,566 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,814 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,199 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,663 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,821 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,358 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,537 |
| Largest Countries By Category | 0 | - | 4.97 | 156,608 |
| Countries by Countries | 0 | - | 4.96 | 62,163 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,359,991 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,931 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,650 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,571 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,307 |
| Northernmost Countries | 0 | - | 4.99 | 357,234 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,701 |
| Countries of South America | 0 | - | 5.00 | 913,347 |
